Home / 366,788.12-550,000.74-130,095.32

Finding the Fourth Proportional to 366,788.12, 550,000.74 and 130,095.32

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Solution

The fourth proportional to 366,788.12, 550,000.74 and 130,095.32 is: 195,078.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,788.12 : 550,000.74 = 130,095.32 : x
  2. Step 2: Convert to fraction form
    366,788.12/550,000.74 = 130,095.32/x
  3. Step 3: Cross multiply
    366,788.12x = 550,000.74 × 130,095.32
  4. Step 4: Simplify right side
    366,788.12x = 71,552,522,270.54
  5. Step 5: Solve for x
    x = 71,552,522,270.54/366,788.12
  6. Step 6: Final answer
    x = 195,078.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.